look up any word, like swag:
 
1.
Telltale sign that you are pissing off your wife, girlfriend, and/or significant other. With legs crossed, the leg on top starts bouncing at an increased pace the more agitated the subject becomes (usually a lady).
Wow, your sister looks really hot in her new bikini.........oh, oh there goes that rattlesnake leg.
by Blindside Blitz May 17, 2011